#ifndef MAINWINDOW_H
#define MAINWINDOW_H

#include <QMainWindow>
#include <QPushButton>
#include <QPalette>
#include <QLineEdit>
#include <QTextEdit>
#include <QHBoxLayout>
#include <QVBoxLayout>

QT_BEGIN_NAMESPACE
namespace Ui {
class MainWindow;
}
QT_END_NAMESPACE

class MainWindow : public QMainWindow
{
    Q_OBJECT

public:
    MainWindow(QWidget *parent = nullptr);
    ~MainWindow();
public slots: // 槽函数
    void onPushButton();
    void lineEditEnter();
    void testSlots(QString str);
signals:
    void testSignal(QString str);

private:
    Ui::MainWindow *ui;
    QPushButton *okBut;
    QLineEdit *lineEdit;
    QTextEdit *textEdit;
};
#endif // MAINWINDOW_H
